The following list are all of the Laravel classes that currently use the Macroable trait and accept macro calls.

1. Illuminate\Auth\RequestGuard
2. Illuminate\Auth\SessionGuard
3. Illuminate\Cache\Repository
4. Illuminate\Console\Command
5. Illuminate\Console\Scheduling\Event
6. Illuminate\Cookie\CookieJar
7. Illuminate\Database\Eloquent\FactoryBuilder
8. Illuminate\Database\Eloquent\Relations\Relation
9. Illuminate\Database\Grammar
10. Illuminate\Database\Query\Builder
11. Illuminate\Database\Schema\Blueprint
12. Illuminate\Filesystem\Filesystem
13. Illuminate\Foundation\Testing\TestResponse
14. Illuminate\Http\JsonResponse
15. Illuminate\Http\RedirectResponse
16. Illuminate\Http\Request
17. Illuminate\Http\Response
18. Illuminate\Http\UploadedFile
19. Illuminate\Mail\Mailer
20. Illuminate\Routing\PendingResourceRegistration
21. Illuminate\Routing\Redirector
22. Illuminate\Routing\ResponseFactory
23. Illuminate\Routing\Route
24. Illuminate\Routing\Router
25. Illuminate\Routing\UrlGenerator
26. Illuminate\Support\Arr
27. Illuminate\Support\Collection
28. Illuminate\Support\LazyCollection
29. Illuminate\Support\Str
30. Illuminate\Support\Testing\Fakes\NotificationFake
31. Illuminate\Translation\Translator
32. Illuminate\Validation\Rule
33. Illuminate\View\Factory
34. Illuminate\View\View